Home / 166,836,009.60-250,254,014.40-115,817,673.60

Finding the Fourth Proportional to 166,836,009.60, 250,254,014.40 and 115,817,673.60

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Solution

The fourth proportional to 166,836,009.60, 250,254,014.40 and 115,817,673.60 is: 173,726,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,836,009.60 : 250,254,014.40 = 115,817,673.60 : x
  2. Step 2: Convert to fraction form
    166,836,009.60/250,254,014.40 = 115,817,673.60/x
  3. Step 3: Cross multiply
    166,836,009.60x = 250,254,014.40 × 115,817,673.60
  4. Step 4: Simplify right side
    166,836,009.60x = 28,983,837,756,868,900
  5. Step 5: Solve for x
    x = 28,983,837,756,868,900/166,836,009.60
  6. Step 6: Final answer
    x = 173,726,510.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.